slot_rep::dup(): Remove an unnecessary static_cast.

murraycu · murraycu · commit b71b38ca8cac · 2016-07-28T10:43:29.000+02:00
Found by CLion's code inspection.
diff --git a/sigc++/functors/slot_base.h b/sigc++/functors/slot_base.h
@@ -100,7 +100,7 @@ struct SIGC_API slot_rep : public trackable
    */
   inline slot_rep* dup() const
   {
-    return static_cast<slot_rep*>((*dup_)(const_cast<slot_rep*>(this)));
+    return (*dup_)(const_cast<slot_rep*>(this));
   }
 
   /** Set the parent with a callback.

Original file line number	Diff line number	Diff line change
`@@ -100,7 +100,7 @@ struct SIGC_API slot_rep : public trackable`
`100`	`100`	`*/`
`101`	`101`	`inline slot_rep* dup() const`
`102`	`102`	`{`
`103`		`- return static_cast<slot_rep>((dup_)(const_cast<slot_rep*>(this)));`
	`103`	`+ return (dup_)(const_cast<slot_rep>(this));`
`104`	`104`	`}`
`105`	`105`
`106`	`106`	`/** Set the parent with a callback.`